Android Task Management & Data Analysis App

I'm looking for an experienced Android app developer to create a utility/tool app focused on task management and data analysis.

Key Requirements:
- Develop for Android platform
- Core functions: Task management, Data analysis

Ideal Skills & Experience:
- Proven Android development expertise
- Experience with task management and data analysis applications
- Strong UI/UX design skills
- Ability to integrate complex data processing functionalities
- Excellent problem-solving and programming skills

Please provide a portfolio with relevant projects.